Hello Mike! __cyg_profile_func_* is not used anywhere, if these are only internals of libc to be used later, please make the first attribute_hidden and the second hidden_strong_alias Thanks, Peter -- Peter S. Mazinger <ps dot m at gmx dot net> ID: 0xA5F059F2 Key fingerprint = 92A4 31E1 56BC 3D5A 2D08 BB6E C389 975E A5F0 59F2